[Extra] Retribution! (4)

“Hoohoohoo~♪”

The twins could hear their grandfather humming all the way to the living room from the kitchen.

He always seemed to feel delighted whenever he saw them, but today their effect on him seemed especially severe.

The man spoke to their grandfather.

“Did something good happen?”

“Ah! Hero. Today’s the second happiest day of my life!”

“Is that so.”

...